Asthma is one of the most common associations of EGPA and has several types which include allergic asthma mediated by IgE, aspirin-exacerbated respiratory disease, exercise-induced asthma, non-allergic asthma often triggered by viral upper respiratory tract infections or no apparent cause, and cough variant asthma [12]. This evidence concerns the gene IGHE and eosinophilic granulomatosis with polyangiitis.